Festo DGE Notice D'utilisation page 71

DGE−...−ZR/−SP
Malfunction
Missing or
undefined
switching switching
functions
Rotary
movement of
motor is not
transferred to transferred to
the DGE−...
Cover band lifts
up
Cover band
damaged or
bent
Slide jams
Festo DGE−...−ZR/−SP 0909f English
DGE−... Possible cause
SP, ZR Proximity sensor or cable
defective
Switching magnet loose or
broken
Proximity switch installed in
impermissible groove
Sensing distance set
incorrectly
Incorrect switch or incorrect
connection
25−SP Proximity sensors do not
switch in the lower groove
40−SP Proximity sensors switch
multiple times in the upper
groove
SP, ZR Clamping hub of the
coupling spins
SP Spindle nut loose
ZR Toothed belt broken
SP, ZR Incorrect tensioning of the
cover band
SP, ZR External influences,
mechanical overloading
SP Spindle nut worn
SP Ball screw drive blocked in
case of continuous reversing
operation with short
strokes.
Remedy
Install new proximity sensor
or replace cable
Return the DGE to Festo
Use permissible groove
Readjust
Use correct switch or
connection
Place proximity sensors in
the side groove
Place proximity sensors in
the side groove
Check installation of the
motor mounting kit
(coupling)
Return the DGE to Festo
Re−tension cover band
Return the DGE to Festo
Occasionally run the
maximum stroke to achieve
even distribution of the balls
in the spindle nut again.
71